What is a blood clot? Blood clots normally form after an injury to protect your body from losing too much blood, but they can also develop in an artery or vein even if there is no obvious injury.

Every year, nearly 900,000 Americans are affected by venous thromboembolism (VTE), a condition in which blood clots form in the veins and can migrate to the lungs. These types of blood clots need ...

When temperatures soar, most Britons start thinking about heat exhaustion and sunburn - but doctors have warned that searing ...

Serious clots linked to flying are rare, but a doctor says it's important to know risk factors. How to prevent problems and ...